United States Patent 2609294
US Patent References:
/1791053.html
- - 1791053
Multilayer material for color photography and method of making the same
- - 2219987
Light-sensitive multilayer photographic material and process for making the same
- - 2219988
/1791053.html
- - 1791053
Multilayer material for color photography and method of making the same
- - 2219987
Light-sensitive multilayer photographic material and process for making the same
- - 2219988
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Other Classes:
430/496, 352/46, 430/950, 430/396, 430/934, 352/55
Foreign References:
| GB309659A | ||||
| GB446172A |